DI
SC
ON
NE
CT
P
OW
ER
W
HE
N
RE
PL
AC
IN
G
TU
BE
S
DÉ
BR
AN
CH
É
L’
AP
PA
RE
IL
A
VA
NT
DE
R
EM
PL
AC
ER
L
ES
L
AM
PE
S
POWER
6BQ5
V4
POWER
6BQ5
V5
PREAMP
12AX7
V1
12AX7
V2
SPLITTER
12AX7
V3
B
l o
c
k
D
i a
g
r
a
m
f
o
r
YCV20
II
D
E
S
I G
N
E
D
A
N
D
M
A
N
U
F
A
C
T
U
R
E
D
B
Y
Y
O
R
K
V
I L
L
E
S
O
U
N
D
+
-
+
-
Mono 1/4-inch
Input
Footswitch
Channel Select
Boost
D.I. Out
Preamp
Ch
2
Gain
Ch
1
Gain
Ch
2
Volum
e
Bright
Boost
Channel Select
Channel Select
V1:A
Preamp V2:B
Preamp V2:A
Preamp V1:B
0 dB
Splitter
Send
Rtn
Reverb
Accutronics
©
4EBC1B
V3:A
V4:A V5:A
Power Amp
External
Speaker Out
Headphones
YS#7079 8-ohms
12-inch Speaker
Internal
Spkr Defeat
100R 5W
Blk
Grn
Treble/Bass/Mid
EQ
Ch
1
Volum
e
Pre-Amp
Out
Amp In
BLOCK-DIAG-ycv20-Series-II-1v30.ai
TYPE: YS1006
+